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Questions and Answers
Hardness is the resistance of a mineral to breaking, not scratching.
Hardness is the resistance of a mineral to breaking, not scratching.
False
Streak is the color of the mineral itself, not the color of the powder produced when it is dragged across a surface.
Streak is the color of the mineral itself, not the color of the powder produced when it is dragged across a surface.
False
Friedrich Mohs created the scale of mineral hardness known as the Mohs scale of hardness.
Friedrich Mohs created the scale of mineral hardness known as the Mohs scale of hardness.
True
Cleavage is the way a mineral breaks along definite crystallographic structural planes.
Cleavage is the way a mineral breaks along definite crystallographic structural planes.
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Minerals with no cleavage generally break with a regular fracture called a concoidal fracture.
Minerals with no cleavage generally break with a regular fracture called a concoidal fracture.
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Streak is the color of the ______ produced when it is dragged across a surface
Streak is the color of the ______ produced when it is dragged across a surface
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Hardness is the resistance of a mineral to ______
Hardness is the resistance of a mineral to ______
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Mohs scale of hardness ranges from the softest (1) to the ______ (10)
Mohs scale of hardness ranges from the softest (1) to the ______ (10)
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Cleavage is the way a mineral breaks/splits along definite crystallographic structural ______
Cleavage is the way a mineral breaks/splits along definite crystallographic structural ______
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Minerals with no cleavage generally break with irregular fracture called a ______ fracture
Minerals with no cleavage generally break with irregular fracture called a ______ fracture
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Streak is the color of the powder produced when it is dragged across a surface. The color could be different from the ______s color, and is always distinctive. Many ______s do not have a streak
Streak is the color of the powder produced when it is dragged across a surface. The color could be different from the ______s color, and is always distinctive. Many ______s do not have a streak
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Hardness is the resistance of a mineral to scratching. It is a property by which minerals may be ______ relative to a standard scale of 10 minerals. This is known as the Mohs scale of hardness
Hardness is the resistance of a mineral to scratching. It is a property by which minerals may be ______ relative to a standard scale of 10 minerals. This is known as the Mohs scale of hardness
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Cleavage is the way a mineral ______/splits along definite crystallographic structural planes. Cleavage can be in one plane or multiple planes
Cleavage is the way a mineral ______/splits along definite crystallographic structural planes. Cleavage can be in one plane or multiple planes
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Mohs scale of hardness In 1812, Friedrich Mohs – famous geologist and mineralogist created a scale of mineral hardness grading from the softest (1) to the ______ (10). The scale was created using the simple technique of one mineral's ability to visibly scratch another
Mohs scale of hardness In 1812, Friedrich Mohs – famous geologist and mineralogist created a scale of mineral hardness grading from the softest (1) to the ______ (10). The scale was created using the simple technique of one mineral's ability to visibly scratch another
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Minerals with no cleavage generally break in a more or less random pattern. Minerals with no cleavage generally break in a more or less random pattern. Minerals with no cleavage generally break with irregular fracture called a __________ fracture
Minerals with no cleavage generally break in a more or less random pattern. Minerals with no cleavage generally break in a more or less random pattern. Minerals with no cleavage generally break with irregular fracture called a __________ fracture
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